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user32/tests: Add layered window child painting test when WS_CLIPCHILDREN flag is specified. 

Signed-off-by: Piotr Caban <piotr@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Piotr Caban 2017-04-18 18:43:29 +02:00 committed by Alexandre Julliard
parent 34b108dd1d
commit f7402accc4
1 changed files with 36 additions and 1 deletions
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37
dlls/user32/tests/win.c
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@ -7317,7 +7317,7 @@ static void test_hwnd_message(void)
static void test_layered_window(void)
{
HWND hwnd;
HWND hwnd, child;
COLORREF key = 0;
BYTE alpha = 0;
DWORD flags = 0;
@ -7326,6 +7326,7 @@ static void test_layered_window(void)
HDC hdc;
HBITMAP hbm;
BOOL ret;
MSG msg;
if (!pGetLayeredWindowAttributes || !pSetLayeredWindowAttributes || !pUpdateLayeredWindow)
{
@ -7465,6 +7466,40 @@ static void test_layered_window(void)
ok( alpha == 0 || alpha == 55, "wrong alpha %u\n", alpha );
ok( flags == 0, "wrong flags %x\n", flags );
/* test layered window with WS_CLIPCHILDREN flag */
SetWindowLongA( hwnd, GWL_STYLE, GetWindowLongA(hwnd, GWL_STYLE) | WS_CLIPCHILDREN );
SetWindowLongA( hwnd, GWL_EXSTYLE, GetWindowLongA(hwnd, GWL_EXSTYLE) & ~WS_EX_LAYERED );
SetWindowLongA( hwnd, GWL_EXSTYLE, GetWindowLongA(hwnd, GWL_EXSTYLE) | WS_EX_LAYERED );
child = CreateWindowExA( 0, "button", "button", WS_VISIBLE | WS_CHILD,
0, 0, 50, 50, hwnd, 0, 0, NULL );
ok( child != NULL, "CreateWindowEx error %u\n", GetLastError() );
ShowWindow( hwnd, SW_SHOW );
ret = pSetLayeredWindowAttributes( hwnd, 0, 255, LWA_ALPHA );
ok( ret, "SetLayeredWindowAttributes should succeed on layered window\n" );
while (GetMessageA(&msg, 0, 0, 0))
{
DispatchMessageA(&msg);
if (msg.message == WM_PAINT && msg.hwnd == child)
break;
}
SetWindowLongA( hwnd, GWL_EXSTYLE, GetWindowLongA(hwnd, GWL_EXSTYLE) & ~WS_EX_LAYERED );
SetWindowLongA( hwnd, GWL_EXSTYLE, GetWindowLongA(hwnd, GWL_EXSTYLE) | WS_EX_LAYERED );
ret = pUpdateLayeredWindow( hwnd, 0, NULL, &sz, hdc, &pt, 0, NULL, ULW_OPAQUE );
ok( ret, "UpdateLayeredWindow should succeed on layered window\n" );
ret = pSetLayeredWindowAttributes( hwnd, 0, 255, LWA_ALPHA );
ok( ret, "SetLayeredWindowAttributes should succeed on layered window\n" );
while (GetMessageA(&msg, 0, 0, 0))
{
DispatchMessageA(&msg);
if (msg.message == WM_PAINT && msg.hwnd == child)
break;
}
DestroyWindow( hwnd );
DeleteDC( hdc );
DeleteObject( hbm );